Pack ice and iceberg, Antarctic Peninsula, Weddell Sea, Antarctica, Polar Regions

Pack ice and iceberg, Antarctic Peninsula, Weddell Sea, Antarctica, Polar Regions

Walrus (Odobenus rosmarus) on pack ice, Spitzbergen, Svalbard, Norway, Scandinavia, Europe

Walrus (Odobenus rosmarinus) close-up of face, tusks and vibrissae (whiskers), hauled out on pack ice to rest and sunbathe, Nunavut, Canada, North America

Walrus (Odobenus rosmarinus) females with baby hauled out on pack ice to rest and sunbathe, Foxe Basin, Nunavut, Canada, North America

Two walrus (Odobenus rosmarinus,) close-up of face, tusks, and vibrissae (whiskers), hauled out on pack ice to rest and sunbathe, Foxe Basin, Nunavut, Canada, North America

Walrus (Odobenus rosmarus) hauled out on pack ice to rest and sunbathe, Foxe Basin, Nunavut, Canada, North America

Walrus (Odobenus rosmarus) hauled out on pack ice to rest and sunbathe, Foxe Basin, Nunavut, Canada, North America

Walrus (Odobenus rosmarus) on pack ice, Spitzbergen, Svalbard, Norway, Scandinavia, Europe

Viewing fur seals on pack ice in the Antarctic Sound, Antarctic Peninsula, Antarctica, Polar Regions

Pack ice and icebergs, Antarctic Peninsula, Weddell Sea, Antarctica, Polar Regions

Pack ice with Dominican gulls, Antarctica, Polar Regions

Russian icebreaker, Kapitan Khlebnikov in pack ice, Weddell Sea, Antarctica, Polar Regions

Pack ice at midnight, Southern Ocean, Antarctic, Polar Regions

A small pod of pack Ice type B killer whales (Orcinus orca), just after making a Weddell seal kill in the Lemaire Channel, Antarctica, Polar Regions

A small pod of pack Ice type B killer whales (Orcinus orca), just after making a Weddell seal kill in the Lemaire Channel, Antarctica, Polar Regions

Adult female polar bear (Ursus maritimus) walking on multi-year ice floes in Franz Josef Land, Russia, Arctic Ocean, Eurasia

Floating icebergs, Ilulissat Icefjord, UNESCO World Heritage Site, Western Greenland, Denmark, Polar Regions

Expedition boat navigating through the pack ice in the Arctic shelf, Svalbard, Arctic

Ice pack and blue ice face of South Sawyer Glacier, mountain backdrop, Stikine Icefield, Tracy Arm Fjord, Alaska, United States of America, North America

Ice pack and blue ice face of South Sawyer Glacier, mountain backdrop, Stikine Icefield, Tracy Arm Fjord, Alaska, United States of America, North America

Polar Bear (Ursus maritimus) swimming through pack ice, Svalbard Archipelago, Arctic, Norway, Europe

Palanderbukta, Icecap and pack ice, Gustav Adolf Land, Nordaustlandet, Svalbard archipelago, Arctic, Norway, Europe

Pack Ice Type B killer whales (Orcinus orca), finding a leopard seal (Hydrurga leptonyx), on an ice floe in Antarctica, Polar Regions

Adult male hooded seal (Cystophora cristata) hauled out on pack-ice in seasof Denmark Strait, between Iceland and Greenland

Harp seal (Pagophilus groenlandicus), hauled out on the pack-ice in between Iceland and Greenland in the Denmark Strait, Denmark

Pack Ice Type B killer whales (Orcinus orca), finding a leopard seal (Hydrurga leptonyx), on an ice floe in Antarctica, Polar Regions

Bull southern elephant seal (Mirounga leonina) on South Georgia Island, Southern Ocean

Glacial iceberg detail from ice calved off the Sawyer Glacier in Tracy Arm, Southeast Alaska, United States of America

Expedition boat navigating through the pack ice in the Arctic shelf, Svalbard, Arctic

Polar Bear (Ursus maritimus) on pack ice, Svalbard Archipelago, Arctic, Norway, Europe

Stormy weather over pack ice and icebergs near Adelaide Island, Antarctica, Polar Regions

Palanderbukta Bay, pack ice pattern, Gustav Adolf Land, Nordaustlandet, Svalbard archipelago, Arctic, Norway, Europe

Palanderbukta Bay, pack ice pattern, Gustav Adolf Land, Nordaustlandet, Svalbard archipelago, Arctic, Norway, Europe

Pack ice, Weddell Sea, Antarctic Peninsula, Antarctica, Polar Regions

A small pod of pack Ice type B killer whales (Orcinus orca), just after making a Weddell seal kill in the Lemaire Channel, Antarctica, Polar Regions

Adult chinstrap penguin (Pygoscelis antarctica), at breeding colony at Half Moon Island, Antarctica, Polar Regions

Iceberg drifting in Hinlopen Strait, Spitsbergen Island, Svalbard archipelago, Arctic, Norway, Europe

Sunset and rain showers in the heavy pack ice in McClintock Channel, Northwest Passage, Nunavut, Canada, North America

Walrus (Odobenus rosmarus), on pack ice, Spitsbergen, Svalbard, Norway, Scandinavia, Europe

Polar bear on pack ice in Bjornsundet, Spitsbergen, Norway, Europe

Male polar bear (Ursus maritimus) walking over pack ice, Spitsbergen Island, Svalbard archipelago, Arctic, Norway, Scandinavia, Europe

Ice pack and blue ice face of South Sawyer Glacier, mountain backdrop, Stikine Icefield, Tracy Arm Fjord, Alaska, United States of America, North America

Stormy weather over pack ice and icebergs near Adelaide Island, Antarctica, Polar Regions

Icebergs and pack ice seen on heli flight from Russian icebreaker, Kapitan Khlebnikov, Weddell Sea, Antarctica, Polar Regions

Female Polar bear (Ursus maritimus) walking on pack ice, Svalbard Archipelago, Barents Sea, Arctic, Norway, Scandinavia, Europe

Palanderbukta Bay, pack ice pattern, Gustav Adolf Land, Nordaustlandet, Svalbard archipelago, Arctic, Norway, Europe

Stormy weather over pack ice and icebergs near Adelaide Island, Antarctica, Polar Regions

Adult polar bear (Ursus maritimus) in 10/10ths pack ice in McClintock Channel, Northwest Passage, Nunavut, Canada, North America

Pack ice, Dumont d'Urville, Antarctica, Polar Regions

Palanderbukta, Icecap and pack ice, Gustav Adolf Land, Nordaustlandet, Svalbard archipelago, Arctic, Norway, Europe

Palanderbukta Bay, pack ice pattern, Gustav Adolf Land, Nordaustlandet, Svalbard archipelago, Arctic, Norway, Europe

Female Polar bear (Ursus maritimus) walking on pack ice, Svalbard Archipelago, Barents Sea, Arctic, Norway, Scandinavia, Europe

Adult polar bear (Ursus maritimus) in 10/10ths pack ice in McClintock Channel, Northwest Passage, Nunavut, Canada, North America

Pack ice and iceberg, Antarctic Peninsula, Weddell Sea, Antarctica, Polar Regions

Palanderbukta Bay, pack ice pattern, Gustav Adolf Land, Nordaustlandet, Svalbard archipelago, Arctic, Norway, Europe

Palanderbukta, Icecap and pack ice, Gustav Adolf Land, Nordaustlandet, Svalbard archipelago, Arctic, Norway, Europe

Polar bear on pack ice in Bjornsundet, Spitsbergen, Norway, Europe

Male polar bear (Ursus maritimus) walking over pack ice, Spitsbergen Island, Svalbard archipelago, Arctic, Norway, Scandinavia, Europe

Melt water pools in the 10/10ths pack ice in McClintock Channel, Northwest Passage, Nunavut, Canada, North America

Pack ice in the western end of Bellot Strait leading to McClintock Channel, Northwest Passage, Nunavut, Canada, North America

Melt water pools in the 10/10ths pack ice in McClintock Channel, Northwest Passage, Nunavut, Canada, North America

Bearded Seal (Erignathus barbatus) laying on pack ice, Spitsbergen Island, Svalbard Archipelago, Arctic, Norway, Scandinavia, Europe

Iceberg and pack ice seen on heli flight from Russian icebreaker, Kapitan Khlebnikov, Weddell Sea, Antarctica, Polar Regions

Walrus (Odobenus rosmarus), on pack ice, Spitsbergen, Svalbard, Norway, Scandinavia, Europe

Polar Bear (Ursus maritimus) on pack ice, Spitsbergen, Svalbard, Norway, Scandinavia, Europe

Pack ice, and glacier in background, Spitsbergen, Svalbard, Norway, Scandinavia, Europe

Male polar bear (Ursus maritimus) walking over pack ice, Spitsbergen Island, Svalbard archipelago, Arctic, Norway, Scandinavia, Europe

Expedition boat entering the pack ice in the Arctic shelf, Svalbard, Arctic

Sunset over melt water pools in the heavy pack ice in McClintock Channel, Northwest Passage, Nunavut, Canada, North America

Pack ice, Spitsbergen, Svalbard, Norway, Scandinavia, Europe

Pack ice and glacier, Spitsbergen, Svalbard, Norway, Scandinavia, Europe

Male Polar bear (Ursus maritimus) walking on pack ice, Svalbard Archipelago, Barents Sea, Arctic, Norway, Scandinavia, Europe

Polar Bear (Ursus maritimus) on pack ice, Spitsbergen, Svalbard, Norway, Scandinavia, Europe

Pack ice, Spitsbergen, Svalbard, Norway, Scandinavia, Europe

Alaskan Huskies harnessed for dog-sledding at Villmarkssenter wilderness centre, Kvaloya Island, Tromso in Arctic Circle Northern Norway

Alaskan Huskies dog-sledding at Villmarkssenter wilderness centre on Kvaloya Island, Tromso in Arctic Circle Northern Norway

Alaskan Huskies dog-sledding at Villmarkssenter wilderness centre on Kvaloya Island, Tromso in Arctic Circle, Northern Norway

Alaskan Huskies dog-sledding at Villmarkssenter wilderness centre on Kvaloya Island, Tromso in Arctic Circle, Northern Norway

Alaskan Huskies dog-sledding at Villmarkssenter wilderness centre on Kvaloya Island, Tromso in Arctic Circle Northern Norway

Alaskan Huskies dog-sledding at Villmarkssenter wilderness centre on Kvaloya Island, Tromso in Arctic Circle, Northern Norway

Alaskan Huskies dog-sledding at Villmarkssenter wilderness centre on Kvaloya Island, Tromso in Arctic Circle Northern Norway

Alaskan Huskies dog-sledding at Villmarkssenter wilderness centre on Kvaloya Island, Tromso in Arctic Circle, Northern Norway

Alaskan Huskies harnessed for dog-sledding at Villmarkssenter wilderness centre Kvaloya Island, Tromso, Arctic Circle Northern Norway

Alaskan Huskies eagerly wait at Villmarkssenter wilderness adventure centre on Kvaloya Island, Tromso in Arctic Circle Northern Norway

Alaskan Huskies dog-sledding at Villmarkssenter wilderness centre on Kvaloya Island, Tromso in Arctic Circle Northern Norway

Alaskan Huskies dog-sledding at Villmarkssenter wilderness centre on Kvaloya Island, Tromso in Arctic Circle, Northern Norway

People walking on pack ice, Gulf of Bothnia, Lapland, Sweden, Scandinavia, Europe

Pack ice, Gulf of Bothnia, Lapland, Sweden, Scandinavia, Europe

Loose pack ice in the sea, with the Antarctic Peninsula in the background, Antarctica, Polar Regions

Polar bear (Ursus maritimus) on pack ice, Spitsbergen, Svalbard, Norway, Scandinavia, Europe

Polar bear on pack ice north of Spitsbergen, Svalbard, Arctic, Norway, Scandinavia, Europe, Polar Regions

Russian icebreaker, Kapitan Khlebnikov in pack ice, seen from helicopter flight, Weddell Sea, Antarctica, Polar Regions

Ship crossing pack ice, Glacier, Spitsbergen, Svalbard, Norway, Scandinavia, Europe

Tourist ship breaking through pack-ice, Antarctic Peninsula, Polar Regions

Dominican gulls and skuas on pack ice, Antarctica, Polar Regions

Pack ice, Glacier, Spitsbergen, Svalbard, Norway, Scandinavia, Europe

Pack ice, Weddell Sea, Antarctic Peninsula, Antarctica, Polar Regions

Polar bear (Ursus maritimus) on pack ice, Spitsbergen, Svalbard, Norway, Scandinavia, Europe

Icebergs and pack ice in the Weddell Sea, Antarctica, Polar Regions